Bingo! Boston02124 wins. You're looking at the former Hard Rock building, The Clarendon, the Old Hancock, and the dead give-away... 500 Boylston with the arched window and concrete ball adornments on the podium roof.

__________________"You cannot take in a whole Boston street with a single glance of the eye and then lose your interest because you have thus taken the edge off future discovery; on the contrary, every step reveals some portion of a building which you could not see before, some change in your vista, and some suggestion of pleasant variety yet to come, which not only keeps your interest alive but heightens it and persuades you to go on."